Lexmark X850E - Hard Drive Failure; RIP Card Assembly Software Failure; RAM Read;Write Check Failure

Diagnostic information 2-149
7500-XXX
849.00 Hard drive failure
900.XX RIP card assembly software failure
903.00 RAM read/write check failure
Step Check Yes No
1 Check the hard drive data and power connections.
Are the above connections connected properly?
Replace the
hard drive.
Go to “Hard
drive removal”
on page 4-130.
Replace the
connections.
2 Perform a POR.
Does the error remain when the power is turned off/on again?
Replace the RIP
card assembly.
Go to “RIP card
assembly
removal” on
page 4-128.
Problem solved.
Step Check Yes No
1 Perform a POR.
Does the error occur when the power is turned off/on?
Go to step 2. Perform several
print tests.
If the problem
remains, go to
step 2.
2 Turn the printer off for 60 seconds.
Does the error occur when the power is turned off/on again?
Replace the RIP
card assembly.
Go to “RIP card
assembly
removal” on
page 4-128.
Go to step 3.
Problem solved.
3 Perform a print test.
Does the error still occur?
Replace the
printer engine card
assembly.
Go to “Printer
engine card
assembly
removal” on
page 4-117.
Problem solved.
Step Check Yes No
1 Perform a POR.
Does the error occur when the power is turned off/on?
Go to step 2. Perform several
print tests.
If the problem
remains, go to
step 2.